From ecb01c737412989778599645202d49cb9fc1c0c4 Mon Sep 17 00:00:00 2001
From: Sven Weidauer <sven@5sw.de>
Date: Thu, 19 Jan 2023 20:39:06 +0100
Subject: [PATCH] Start light ray a bit off the surface

---
 src/Ray.kt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Ray.kt b/src/Ray.kt
index 38631bf..635af1a 100644
--- a/src/Ray.kt
+++ b/src/Ray.kt
@@ -103,7 +103,7 @@ fun main() {
             if (hit != null) {
                 var color = hit.color * ambient
 
-                val rayToLight = hit.point.rayTo(light.point)
+                val rayToLight = (hit.point + 0.0001f * hit.normal).rayTo(light.point)
                 if (scene.intersects(rayToLight) == null) {
 
                     val lambert = max(0f, dot(hit.normal, rayToLight.direction))